Datasheet

M41ST87Y, M41ST87W Description
Doc ID 9497 Rev 10 11/54
Figure 5. Hardware hookup
1. Available in SOX28 package only.
AI07027
V
CC
PFO
1
EX
(1)
SCL
M41ST87Y/W
WDI
(1)
RSTIN1
RSTIN2
(1)
PFI
1
PFI
2
V
SS
V
BAT
F
32k
IRQ/OUT
SQW/FT
RST
V
OUT
E
CON
(1)
SDA
Unregulated
Voltage
5V
Regulator
V
CC
V
IN
3.3V
Regulator
V
CC
V
IN
TP1
IN
TP
CLR
TP2
IN
Pushbutton
Reset
For monitoring
of additional
voltage sources
PFO
2
Low-Power
SRAM
V
CC
E
To Microprocessor
To LED Display
To NMI
To INT
To 32kHz
R1
R2
R3
R4
(1)